Invention Grant
- Patent Title: Vessel sealer and divider for large tissue structures
- Patent Title (中): 用于大型组织结构的容器密封器和分隔件
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Application No.: US12833270Application Date: 2010-07-09
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Publication No.: US08070748B2Publication Date: 2011-12-06
- Inventor: David Hixson , James D. Allen, IV , Jeremy S. James , Jessica Olson , Paul R. Romero , Chelsea Shields , Jeff Unger
- Applicant: David Hixson , James D. Allen, IV , Jeremy S. James , Jessica Olson , Paul R. Romero , Chelsea Shields , Jeff Unger
- Applicant Address: US CO Boulder
- Assignee: TYCO Healthcare Group LP
- Current Assignee: TYCO Healthcare Group LP
- Current Assignee Address: US CO Boulder
- Main IPC: A61B18/14
- IPC: A61B18/14

Abstract:
An endoscopic bipolar forceps includes a housing having a shaft affixed thereto, the shaft including jaw members at a distal end thereof. The shaft includes a longitudinal axis defined therethrough and the jaw members are adapted to connect to a source of electrosurgical energy such that the jaw members are capable of conducting energy through tissue held therebetween to effect a tissue seal. The forceps also includes a drive assembly which moves the jaw member relative to one another from a first position wherein the jaw members are disposed in spaced relation relative to one another to a second position wherein the jaw members are closer to one another for manipulating tissue. A movable handle is included which is rotatable about a pivot to force the drive assembly to move the jaw members between the first and second positions. The pivot is located a fixed distance above the longitudinal axis. A knife assembly is also included which has a movable knife bar having a generally t-shaped proximal end dimensioned to operatively engage a corresponding slot defined within the housing, the slot being dimensioned to guide the movement of the knife bar during translation thereof.
Public/Granted literature
- US20100280515A1 Vessel Sealer and Divider for Large Tissue Structures Public/Granted day:2010-11-04
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